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CVE-2023-52735

CRITICAL
Published 2024-05-21T15:22:59.893Z
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Expert Analysis

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CVSS Score

V3.1
9.1
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.003
probability
of exploitation in the wild

There is a 0.3% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.495
Higher than 49.5% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
NONE
Availability
HIGH

Description

In the Linux kernel, the following vulnerability has been resolved:

bpf, sockmap: Don't let sock_map_{close,destroy,unhash} call itself

sock_map proto callbacks should never call themselves by design. Protect
against bugs like [1] and break out of the recursive loop to avoid a stack
overflow in favor of a resource leak.

[1] https://lore.kernel.org/all/[email protected]/

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Linux

Linux

Affected Versions:

c5cc0d23c5414d23438c5024890e367cc5a0e645 c5d2177a72a1659554922728fc407f59950aa929 c5d2177a72a1659554922728fc407f59950aa929 0580e47c8895a4d61ee095f086cba1ded7ca5e7f
Linux

Linux

Affected Versions:

5.16 0 5.15.95 6.1.13 6.2
linux

linux_kernel

Affected Versions:

1da177e4c3f4
linux

linux_kernel

Affected Versions:

5.15.95
linux

linux_kernel

Affected Versions:

6.1.13
linux

linux_kernel

Affected Versions:

6.2

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed CRITICAL

GHSA-47rw-4rpj-m5g9

Advisory Details

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Don't let sock_map_{close,destroy,unhash} call itself sock_map proto callbacks should never call themselves by design. Protect against bugs like [1] and break out of the recursive loop to avoid a stack overflow in favor of a resource leak. [1] https://lore.kernel.org/all/[email protected]/

CVSS Scoring

CVSS Score

9.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2023-52735
WEB https://git.kernel.org/stable/c/5b4a79ba65a1ab479903fff2e604865d229b70a9
WEB https://git.kernel.org/stable/c/7499859881488da97589f3c79cc66fa75748ad49
WEB https://git.kernel.org/stable/c/f312367f5246e04df564d341044286e9e37a97ba

Advisory provided by GitHub Security Advisory Database. Published: May 21, 2024, Modified: July 3, 2024

References

https://git.kernel.org/stable/c/f312367f5246e04df564d341044286e9e37a97ba
https://git.kernel.org/stable/c/7499859881488da97589f3c79cc66fa75748ad49
https://git.kernel.org/stable/c/5b4a79ba65a1ab479903fff2e604865d229b70a9
Published: 2024-05-21T15:22:59.893Z
Last Modified: 2025-07-30T05:58:52.242Z
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